Marina in Davenport
Seven Bays Marina
Operated by Lake Roosevelt Adventures (NPS concessioner). Departure marina for houseboat rentals at Lake Roosevelt.
About this marina
Seven Bays Marina sits in Davenport, WA on Lake Roosevelt. Primary south-shore houseboat rental marina on Lake Roosevelt.
Marina information verified 2026-07-16. Operations, fleet, and policies can change — confirm details directly before finalizing a trip.
Verified services
- Houseboat rentals
- Marina store
- Fuel
- Launch
On Lake Roosevelt
A 150-mile Columbia River reservoir in eastern Washington managed as a National Park Service recreation area.
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